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VOL. 7, ISSUE 2 (2022)
Genetic variability, correlation and cluster analysis in potato genotypes
Authors
F M Ali Haydar, Hafizur Rahman, U K Roy, M A Hamid, Md Ashraful Alam
Abstract
The characters association and cluster analysis between yield and yield components of 48 potato genotypes were studied. Most of the characters showed significant differences among the genotypes indicating their wide genetic variance. High genotypic and phenotypic variance coupled with high heritability and genetic advance as percentage of mean were observed for most of the characters indicating largely controlled by additive gene action. Tuber yield were found as a significant positive correlation with plant height, number of leaves, number of stems and plant fresh weight. The maximum genotypes were incorporated in cluster IV and minimum in cluster II. The genotypes of cluster IV were found minimum intra cluster distance which represent that the genotypes within this cluster highly similar to each other. Our findings revealed that selection of these characters could be used as parents for further breeding program for varietal improvement of potato.
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Pages:12-16
How to cite this article:
F M Ali Haydar, Hafizur Rahman, U K Roy, M A Hamid, Md Ashraful Alam "Genetic variability, correlation and cluster analysis in potato genotypes". International Journal of Biology Research, Vol 7, Issue 2, 2022, Pages 12-16
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